package task04;

public class Test04 {
	public static void main(String[] args) {
		Circle stu1=new Circle();
		Rectangle stu2=new Rectangle();
		stu1.mj(3.5);
		stu1.zc(3.5);
		stu2.mj(4,2.5);
		stu2.zc(4,2.5);
	}
}
